Xerox WorkCentre 3655 / 3655i – Service Manual PDF

Description

Xerox WorkCentre 3655 / 3655i – Service Manual PDF DOWNLOAD

Description

🔹 Overview

This comprehensive Service Manual for the Xerox WorkCentre 3655 / 3655i multifunction printers (Mono Laser, A4) provides in-depth technical guidance for qualified service engineers. It includes complete details on system operation, diagnostic procedures, and electrical/mechanical repair. The manual is structured to assist with both component-level troubleshooting and field maintenance

📑 Table of Contents 

1. Service Call Procedures

• Safety and ESD guidelines

• Required service tools and diagnostic access

2. System Overview

• Printer architecture and major component descriptions

• Control logic, image path, and paper feed flow diagrams

3. Disassembly and Reassembly

• Step-by-step removal procedures for:
  • Fuser unit
  • Transfer roller
  • Drum cartridge
  • Toner cartridge
  • Registration and drive assemblies
  • Scanner and document feeder

4. Adjustments and Calibrations

• NVM read/write settings and adjustment codes

• Laser alignment and image registration procedures

• Fuser temperature and pressure calibration

5. Error Codes and Diagnostics

• Fault code index with full explanations (e.g., 07-320, 09-390, 10-310)

• Diagnostic modes and sensor checks

• Power-on self-test sequence

6. Wiring and Connector Diagrams

• Full electrical schematics of PSU, LVPS, and HVPS

• PCB pin assignments and signal flow maps

• Harness routing and grounding points

7. Maintenance Procedures

• Preventive maintenance schedule and service intervals

• Cleaning, lubrication, and roller replacement

• Image quality troubleshooting and calibration charts

8. Parts List and Replaceable Units

• Detailed FRU (Field Replaceable Unit) list with part numbers

⚙️ Technical Highlights

• Print Engine: Monochrome laser (A4 / Letter)

• Speed: 47 ppm (WorkCentre 3655)

• Resolution: 1200 × 1200 dpi

• Processor: 1.46 GHz Dual-Core

• Memory: 2 GB RAM, 250 GB HDD

• Supported Interfaces: USB 2.0, Ethernet, Optional Wi-Fi

• Paper Capacity: Up to 2350 sheets with optional trays

• Operating Modes: Copy, Print, Scan, Email, Fax (optional)

• Supported OS: Windows, macOS, Linux

🧰 Why Technicians Use This Manual

• OEM-level repair coverage including board layouts and harness maps

• Diagnostic fault code definitions and step-by-step flowcharts

• Calibration and NVM configuration details for image quality restoration

• Exploded diagrams for mechanical assemblies

• Essential for field engineers, copier technicians, and service workshops

📄 File Details